DNS域名、虚拟主机名词解释.docDNS域名、虚拟主机名词解释?bloghomeDNS,domainname,domainname,MobiWapwebsite,virtualhost[glossary]author:windsource:stayblogpublished:2008-04-0315:43reading:330timestheoriginallink[collection]DNSistheabbreviationofDomainNameSystem,anizedintodomainhierarchies・domainnameandIPaddressarecorrespondingtothedomainname,whileforpeopletoremember,butthemachinecanonlyknoweachotherbetweentheIPaddress,theconversionbetweenthemiscalleddomainname,plete,DNSistheDNSserver・andotherTCP/putersandservicesthroughuser-friendlynames・WhentheuserenterstheDNSnameintheapplication,theDNSserviceresolvesthenametootherrelevantinformation,suchastheIPaddress・Because,,entertheURListhroughdomainnameanalysis,findthecorrespondingIPaddress,・Infact,,the32bitbinarynumberisdividedinto4groupseachof8binarydigits,the8binarynumberintoadecimalnumber,weseetheIPaddress,whichisintherange1〜255・,andwilldefinitelyreplaceIPV6inthefuture・:Whatisdomainname?Fromatechnicalpointofview,・Acompletedomainnameconsistsoftwoormoreparts,andeachpartisseparatedbyanEnglishphrase"two〃・Suchas""〃・Amongthem,〃com〃iscalled"top-leveldomainname"(TLD,alsoknownasaleveldomainname),123iscalledthetwoleveldomainname(SLD),andtheleftpartofthetwoleveldomainnameiscalledthethreeleveldomainnam
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